bn:00067815n
Noun Concept
Categories: Types of triangles
EN
right triangle  right-angled triangle  Right Angle Triangle  Rectangular triangle  Right-angle triangle
Definitions
Relations
Sources
EN
A right triangle or right-angled triangle is a triangle in which one angle is a right angle. Wikipedia
Triangle in which one angle is a 90-degree angle Wikidata
A triangle having a right angle as one of its interior angles. Wiktionary